docs: def games_behind(self):
          """
          Returns a ``float`` of the number of games behind the leader the team
          is. 0.0 indicates the team is tied for first. Negative numbers indicate
          the number of games a team is ahead of the second place team.
          """
          if 'up' in self._games_behind.lower():
              games_behind = re.sub('up *', '', self._games_behind.lower())
              try:
                  return float(games_behind) * -1.0
              except ValueError:
                  return None
          if 'tied' in self._games_behind.lower():
              return 0.0
          try:
              return float(self._games_behind)
          except ValueError:
              return None